You will receive a pack of 6 or 12 threaded magnets with black rubber coating, including threaded magnets with bolts, M6 spring washers, M6 flat washers, and M6 nuts. The neodymium magnet base is rubber coated to protect the magnet from damage, prevent scratching on painted surfaces, and reduce slipping on smooth surfaces. POWERFUL MAGNET MOUNTING BASE: The rubber-coated round base has a diameter of 1.69 inches (43mm) and contains 6 neodymium magnets with a vertical magnetic pull strength of 22 pounds against a steel surface. Suitable for outdoor use: These vertical neodymium disk magnets feature 3 layers of corrosion-resistant coating to protect components, and the outer rubber coating provides waterproof performance, allowing reliable long-term outdoor use. Multifunctional application: Equipped with M6 external thread studs, these magnets can be screwed directly into threaded holes or passed through unthreaded holes and secured with washers and nuts to attach to various hardware components. Ideal for use with cameras, light bars, display panels, automation equipment, tools, and machinery. Quantity: 6 pieces or 12 pieces Color: Black Material: Metal + Rubber Size: Diameter 43mm Package Contents: 6 x Threaded Magnets with M6 Bolts, Washers, and Nuts or 12 x Threaded Magnets with M6 Bolts, Washers, and Nuts Note: Other items not listed are not included. Note: Lighting effects and monitor settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.